20620768

素因数分解:

$2^5\times 7^2\times {\mathrm{13151}}^1$

素因数の和:13175

約数の個数: 36

約数和(自身を含む): 47228832

約数和(自身を除く): 26608064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13151, 26302, 52604, 92057, 105208, 184114, 210416, 368228, 420832, 644399, 736456, 1288798, 1472912, 2577596, 2945824, 5155192, 10310384, 20620768]

約数ペア:

[(1, 20620768), (2, 10310384), (4, 5155192), (7, 2945824), (8, 2577596), (14, 1472912), (16, 1288798), (28, 736456), (32, 644399), (49, 420832), (56, 368228), (98, 210416), (112, 184114), (196, 105208), (224, 92057), (392, 52604), (784, 26302), (1568, 13151)]